Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

SLATE CREEK (SCFI1)

Lat: 45.61881°NLon: 116.28211°WElev: 1568.0ft.

NA

63°F

17°C

Humidity 40%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 20 Aug 03:10 AM PDT
Extended Forecast for

15 Miles S Grangeville ID

  • Today

    Today: Sunny, with a high near 83. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. North wind around 6 mph becoming light and variable  in the evening.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon.

    High: 86 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68. North wind around 6 mph becoming light and variable.

    Low: 68 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 81. South southeast wind 5 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    High: 81 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Partly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 83. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 65. North wind around 6 mph becoming light and variable in the evening.
Friday
Partly sunny, with a high near 86. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 68. North wind around 6 mph becoming light and variable.
Saturday
A chance of rain between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 81. South southeast wind 5 to 8 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 53.
Monday
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles S Grangeville ID
 45.71°N 116.13°W (Elev. 5433 ft)
2:01 am MDT Aug 20, 2026
4am MDT Aug 20, 2026-6pm MDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database